Area data
San antonio, TX — ZIP 78257
Population: 10,992 (Census ACS)
Home values & appreciation
- Median home value
- $933,510
- 1-year appreciation
- +3.5%
- 3-year appreciation
- +5.8%
- 5-year appreciation
- +32.3%
- 10-year appreciation
- +66.3%
- All-time peak (2026-07)
- $933,510
- House Price Index
- 440.1 (-0.8% YoY)
Market activity
- Median sale price
- $870,000
- Median list price
- $1.20M
- Median days on market
- 127 days
- Sale-to-list ratio
- 97.6%
- Active listings
- 83
- 1-year forecast
- -1.2%
- New listings (monthly)
- 21
Rents
- Typical rent
- $1,371/mo
- 1-year rent change
- -1.9%
- 1BR fair-market rent
- $1,520/mo
- 3BR fair-market rent
- $2,360/mo
Affordability
- Cost of living index (Average)
- 96.5 (100 = US avg)
- Electricity rate (state-level)
- 15.5¢/kWh
- Natural gas rate (state-level)
- $19.40/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Schools
- Total schools
- 1
- Elementary schools
- 1
- Middle schools
- 0
- High schools
- 0
Natural hazards & flood risk
- Overall hazard risk
- Relatively High
- Top hazards
- hail, inlandFlooding, tornado, coldWave, heatWave
- FEMA flood zone
- X
- Flood risk level
- Minimal
Climate (30-year normals)
- Average annual temperature
- 71.0°F
- Average high
- 80.0°F
- Average low
- 61.0°F
- Annual precipitation
- 33.7 in
Air quality
- Air quality rating
- Moderate
- Median AQI (annual)
- 52
- Days with Good air quality
- 164
- Days with Unhealthy air quality
- 1
Walkability & transit
- Walkability index
- 9.2 / 20
- Transit service frequency
- -99,999
Amenities
- National parks within ~60 mi
- 2
- Nearest national park
- San Antonio Missions National Historical Park (26 mi)
- Nearest airport
- Camp Bullis ALS Airport (6 mi)
- Nearest major airport
- San Antonio International Airport (SAT) (11 mi)
- Hospitals nearby (~15 mi)
- 15
- Avg hospital rating
- 3.3 / 5
- Solar radiation rating
- Good (4.7 kWh/m²/day)
Migration
- Net migration
- +5,455 tax filers
Housing stock
- Median year housing built
- 2,013
- Median annual property tax
- $10,001
- Mean commute to work
- 22 min
- Households with broadband internet
- 88.5%
Employment & development
- Total county employment
- 773,806
- Average weekly wage
- $1,189
- Top industries (by employment)
- Health Care, Accommodation & Food, Administrative Services
- Annual residential building permits (county)
- 5,429
Area data compiled from public government, academic, and industry research feeds. Data sources →
Data last updated
Most recent source refresh: Aug 2026. See all data sources →